Asolution that contains more solute than it would normally hold at that temperature is said to be

The correct answer is the supersaturated solution.  

A condition of a solution, which comprises more of the dissolved substance that could be dissolved by the solvent under usual circumstances is known as supersaturation. It can also signify towards a vapor of a compound, which exhibits a greater partial pressure in comparison to the vapor pressure of the compound.  

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.

a corroding iron, if that's one of your choices